44423544 has 64 divisors (see below), whose sum is σ = 121927680. Its totient is φ = 13376000.

The previous prime is 44423543. The next prime is 44423579. The reversal of 44423544 is 44532444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44423543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49984 + ... + 50864.

It is an arithmetic number, because the mean of its divisors is an integer number (1905120).

Almost surely, 2^44423544 is an apocalyptic number.

44423544 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44423544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60963840).

44423544 is an abundant number, since it is smaller than the sum of its proper divisors (77504136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44423544 is a wasteful number, since it uses less digits than its factorization.

44423544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1092 (or 1088 counting only the distinct ones).

The product of its digits is 30720, while the sum is 30.

The square root of 44423544 is about 6665.0989490029. The cubic root of 44423544 is about 354.1639892639.

Adding to 44423544 its reverse (44532444), we get a palindrome (88955988).

Subtracting 44423544 from its reverse (44532444), we obtain a square (108900 = 330²).

The spelling of 44423544 in words is "forty-four million, four hundred twenty-three thousand, five hundred forty-four".